Connection · one ticket · schedule Jun 6 – Jul 31, 2026 · records Aug 2025 – Jul 2026
Houston → Chicago via Atlanta: arrives on time 67%
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06:00 HOU → 09:05 ATLDL 2557 · Delta · 2h 05m · 90% on time, 1.4% cancelled
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2h 17m layover in Atlanta (ATL) · 45 min minimum on one ticket
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11:22 ATL → 12:36 ORDDL 2894 · Delta · 2h 14m · 70% on time, 1.2% cancelled
Total trip 6h 36m, scheduled departure to arrival. Times are local. Both flew on 56 of the last 56 days.
Makes the connection97%The first flight arrived more than 92 minutes late on 3% of the days it flew: too late for the 45-minute minimum connection on a 2h 17m layover.
Arrives on time67%First flight not cancelled (1.4% are) × connection made (97%) × second flight not cancelled (1.2% are) and within 15 minutes (70%).
Total trip6h 36mHOU 06:00 to ORD 12:36, layover included
Not yet counted: the second flight also leaving late (which helps), gate-to-gate distance at the hub, and rebooking after a missed connection.